CN205714346U - A kind of engine crankcase labyrinth oil gas separator - Google Patents
A kind of engine crankcase labyrinth oil gas separator Download PDFInfo
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- CN205714346U CN205714346U CN201620328312.XU CN201620328312U CN205714346U CN 205714346 U CN205714346 U CN 205714346U CN 201620328312 U CN201620328312 U CN 201620328312U CN 205714346 U CN205714346 U CN 205714346U
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Abstract
The utility model discloses a kind of engine crankcase labyrinth oil gas separator, be corresponding in turn to combine the labyrinth chamber unit connected and composed and for the separator unit hindering gaseous mixture to lead directly to including by left cover, left box body and right case.Described labyrinth chamber unit is made up of the labyrinth chamber I being separated to form by separator unit, labyrinth chamber II, labyrinth chamber III, labyrinth chamber IV, labyrinth chamber V and labyrinth chamber VI.Described separator unit includes that dividing plate I, dividing plate II, dividing plate III, dividing plate IV, dividing plate V and dividing plate VI, described dividing plate I, dividing plate II, dividing plate III and dividing plate V set gradually from left to right in labyrinth chamber unit and be connected with upper wall in labyrinth chamber.Described dividing plate IV is arranged between dividing plate III and dividing plate V, and wherein one end is connected with dividing plate 2/3rds height and position.Described dividing plate VI is arranged between dividing plate II and dividing plate III.This utility model reasonable in design, significantly reduces the gas blowby content in machine oil.
Description
Technical field
This utility model relates to vehicle arrangement technical field, is specifically related to engine crankcase labyrinth oil gas separator.This gas and oil separating plant can be efficiently separating the mixed oil and gas in crankcase, thus ensures the normal work of crankcase.
Background technology
When electromotor works, the high pressure combustion mixture of combustor and burnt gas, more or less can leak in crankcase by the gap between piston set and cylinder, cause gas blowby.The composition of gas blowby is unburned fuel vapor, steam and waste gas etc., and this can dilute machine oil, reduces the serviceability of machine oil, accelerates the oxidation of machine oil, goes bad.Condensation of moisture, in machine oil, can form greasy filth, clogged oil line；Sour gas in waste gas is mixed into lubricating system, can cause corrosion and the accelerated wear test of engine part；Gas blowby also can make the hypertonia of crankcase destroy the sealing of crankcase, makes engine oil leakage run off.
Summary of the invention
The purpose of this utility model is the problem in order to solve the internal gas blowby of engine crankcase." a kind of engine crankcase labyrinth oil gas separator " is provided.This segregation apparatus reasonable in design, multi-grade oil gas separation structure is constituted by labyrinth chamber unit and separator unit, it is effectively improved oil-gas separation efficiency and degree, significantly reduce the gas blowby content in machine oil, extend machine oil useful life, reduce engine part abrasion and corrosion, environment protection emission, gas pressure in balance crankshaft case, it is ensured that electromotor reliability of operation and stability.
To achieve these goals, the present invention is achieved through the following technical solutions, main technical scheme is, a kind of engine crankcase labyrinth oil gas separator, is corresponding in turn to combine the labyrinth chamber unit connected and composed and for the separator unit hindering gaseous mixture to lead directly to including by left cover, left box body and right case.Described labyrinth chamber unit is made up of the labyrinth chamber I being separated to form by separator unit, labyrinth chamber II, labyrinth chamber III, labyrinth chamber IV, labyrinth chamber V and labyrinth chamber VI.Described separator unit includes that dividing plate I, dividing plate II, dividing plate III, dividing plate IV, dividing plate V and dividing plate VI, described dividing plate I, dividing plate II, dividing plate III and dividing plate V set gradually from left to right in labyrinth chamber unit and connect with upper wall in labyrinth chamber.Described dividing plate IV is arranged between dividing plate III and dividing plate V, and wherein one end is connected with dividing plate 2/3rds height and position.Described dividing plate VI is arranged between dividing plate II and dividing plate III, and the two ends of its dividing plate VI are connected with dividing plate IV junction point with lower end position and the dividing plate III of dividing plate II respectively.Air inlet communicates with inside crankcase, is arranged in right case, is placed in labyrinth chamber I, and is arranged on the oil return opening position bottom labyrinth chamber VI higher than back oil road.Air vent is arranged in left box body, is placed in the upper right side of left box body upper wall, the i.e. tip position of labyrinth chamber VI.Back oil road is arranged in left box body, and the upper top of back oil road is interconnected with labyrinth chamber VI bottom oil return mouth, and lower end outlet communicates with the oil sump of electromotor.
Further technical scheme is that dividing plate 1A, dividing plate 2A, dividing plate 3A, dividing plate 4A, dividing plate 5A and dividing plate VI are arranged in left box body.Described dividing plate 1A, dividing plate 2A, dividing plate 3A and dividing plate 5A set gradually from left to right in left box body and are connected with left case labyrinth chamber upper wall.Described dividing plate 4A is arranged between dividing plate 3A and dividing plate 5A, and wherein one end is connected with dividing plate 3A 2/3rds height and position.Described dividing plate VI is arranged between dividing plate 2A and dividing plate 3A, and the two ends of its dividing plate VI are connected with dividing plate 4A junction point, for by mould integrated formed structure with lower end position and the dividing plate 3A of dividing plate 2A respectively.
Further technical scheme is that dividing plate 1B, dividing plate 2B, dividing plate 3B, dividing plate 4B and dividing plate 5B are arranged in the inner chamber of left cover.Its median septum 1B, dividing plate 2B, dividing plate 3B and dividing plate 5B set gradually from right to left in left cover inner chamber and are connected with left cover labyrinth chamber upper wall.Described dividing plate 4B is arranged between dividing plate 3B and dividing plate 5B, and wherein one end is connected with dividing plate 3B 2/3rds height and position, for by mould integrated formed structure.Size, position set by described dividing plate 1B, dividing plate 2B, dividing plate 3B, dividing plate 4B and dividing plate 5B and shape is corresponding with the dividing plate 1A being arranged in left box body, dividing plate 2A, dividing plate 3A, dividing plate 4A and dividing plate 5A and laminating.
Further technical scheme is that dividing plate 2C is arranged in the inner chamber of right case, and the two ends of dividing plate 2C are connected with right case labyrinth chamber upper wall and right case labyrinth chamber lower wall respectively, for by mould integrated formed structure.
Further technical scheme is, described labyrinth chamber upper wall is for mutually being coincide connection structure for splicing by left case labyrinth chamber upper wall, left cover labyrinth chamber upper wall and right case labyrinth chamber upper wall.Front labyrinth chamber lower wall is for mutually being coincide connection structure for splicing by the outer lower wall of left cover labyrinth chamber lower wall and left case labyrinth chamber.Rear labyrinth chamber lower wall is for mutually being coincide connection structure for splicing by left case labyrinth chamber lower inner wall and right case labyrinth chamber lower wall.
Further technical scheme is, described dividing plate I is for by dividing plate 1A be fitted and connected structure corresponding with dividing plate 1B, and the two ends of dividing plate I are connected with labyrinth chamber upper wall and front labyrinth chamber lower wall respectively.
Described dividing plate II is for be fitted and connected structure by dividing plate 2A, dividing plate 2B and dividing plate 2C correspondence, and the two ends of dividing plate II are connected with labyrinth chamber upper wall and right case labyrinth chamber lower wall respectively.
Described dividing plate III is for by dividing plate 3A be fitted and connected structure corresponding with dividing plate 3B, and the two ends of dividing plate III are connected with labyrinth chamber upper wall and left case labyrinth chamber lower inner wall respectively.
Described dividing plate IV is for be fitted and connected structure by dividing plate 4A is corresponding with dividing plate 4B.
Described dividing plate V is for by dividing plate 5A be fitted and connected structure corresponding with dividing plate 5B, and the two ends of dividing plate V are connected with labyrinth chamber upper wall and left case labyrinth chamber lower inner wall respectively.
Further technical scheme is, described labyrinth chamber I is to be surrounded, with front labyrinth chamber lower wall, the cavity structure formed by dividing plate I, labyrinth chamber upper wall.
Described labyrinth chamber II is to be surrounded, with front labyrinth chamber lower wall, the cavity structure formed by dividing plate II, dividing plate III, dividing plate I, dividing plate VI, labyrinth chamber upper wall.
Described labyrinth chamber III is to be surrounded, with labyrinth chamber upper wall, the cavity structure formed by dividing plate II, dividing plate III, dividing plate VI.
Described labyrinth chamber IV is to be surrounded, with labyrinth chamber upper wall, the cavity structure formed by dividing plate III, dividing plate IV.
Described labyrinth chamber V is to be surrounded, with rear labyrinth chamber lower wall, the cavity structure formed by dividing plate III, dividing plate IV.
Described labyrinth chamber VI is to be surrounded, with rear labyrinth chamber lower wall, the cavity structure formed by dividing plate V, labyrinth chamber upper wall.
Further technical scheme is, its Oil-gas Separation passage of described labyrinth oil gas separator is formed by, mixed oil and gas enters labyrinth chamber II through labyrinth chamber I, dividing plate I after crankcase enters air inlet successively, then Oil-gas Separation passage is divided into two-way, one tunnel enters labyrinth chamber VI through dividing plate II, dividing plate VI, labyrinth chamber III, dividing plate III successively, another road enters labyrinth chamber VI through dividing plate III, labyrinth chamber V, dividing plate IV, gas after separation is discharged through air vent, and oil droplet is fed back to engine sump tank through back oil road.
This utility model has the advantage that
This utility model reasonable in design, multi-grade oil gas separation structure is constituted by labyrinth chamber unit and separator unit, it is effectively improved oil-gas separation efficiency and degree, significantly reduce the gas blowby content in machine oil, extend machine oil useful life, reduce engine part abrasion and corrosion, environment protection emission, gas pressure in balance crankshaft case, it is ensured that electromotor reliability of operation and stability.
Accompanying drawing explanation
Fig. 1 is left cover of the present utility model, left box body, right case decomposition texture schematic diagram.
Fig. 2 is that left box body of the present utility model, right case median septum position arrange decomposition texture schematic diagram.
Fig. 3 is left box body of the present utility model main TV structure schematic diagram.
Fig. 4 is the left view structural representation of Fig. 3.
Fig. 5 is the right TV structure schematic diagram of Fig. 3.
Fig. 6 is that right case median septum position of the present utility model arranges decomposition texture schematic diagram.
Fig. 7 is that left cover median septum position of the present utility model arranges decomposition texture schematic diagram.
Fig. 8 is gas passage schematic diagram after Oil-gas Separation of the present utility model, as shown.
Fig. 9 is drainback passage schematic diagram after Oil-gas Separation of the present utility model, as → shown.
Figure 10 is right case backsight structural representation of the present utility model.
In figure: 1. dividing plate I, 2. dividing plate II, 3. dividing plate III, 4. dividing plate IV, 5. dividing plate V, 6. dividing plate VI, 7. left box body, 71. dividing plate 1A, 72. dividing plate 2A, 73. dividing plate 3A, 74. dividing plate 4A, 75. dividing plate 5A, 76. left case labyrinth chamber upper walls,
The outer lower wall of 77. left case labyrinth chamber, 78. left case labyrinth chamber lower inner walls, 8. left cover, 81. dividing plate 1B, 82. dividing plate 2B, 83. dividing plate 3B, 84. dividing plate 4B, 85. dividing plate 5B, 86. left cover labyrinth chamber upper walls, 87. left cover labyrinth chamber lower walls, 9. right case, 91. dividing plate 2C, 92. right case labyrinth chamber upper walls, 93. right case labyrinth chamber lower walls, 10. labyrinth chamber unit, 101. labyrinth chamber I, 102. labyrinth chamber II, 103. labyrinth chamber III, 104. labyrinth chamber IV, 105. labyrinth chamber V, 106. labyrinth chamber VI, 1. labyrinth chamber upper wall, labyrinth chamber lower wall before 12., labyrinth chamber lower wall after 13., 14. air inlets, 15. air vents, 16. back oil roads.
Detailed description of the invention
This utility model is expanded on further below by non-limiting example, understands this utility model.
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 8, a kind of engine crankcase labyrinth oil gas separator, being fastenedly connected the labyrinth chamber unit constituted and for the separator unit hindering gaseous mixture to lead directly to including being corresponding in turn to assembling bolt by left cover, left box body and right case, corresponding junction fills silica gel.Described labyrinth chamber unit is made up of the labyrinth chamber I being separated to form by separator unit, labyrinth chamber II, labyrinth chamber III, labyrinth chamber IV, labyrinth chamber V and labyrinth chamber VI.Described separator unit includes that dividing plate I, dividing plate II, dividing plate III, dividing plate IV, dividing plate V and dividing plate VI, described dividing plate I, dividing plate II, dividing plate III and dividing plate V set gradually from left to right in labyrinth chamber unit and be connected with upper wall in labyrinth chamber.Described dividing plate IV is arranged between dividing plate III and dividing plate V, and wherein one end is connected with dividing plate 2/3rds height and position.Described dividing plate VI is arranged between dividing plate II and dividing plate III, and the two ends of its dividing plate VI are connected with dividing plate IV junction point with lower end position and the dividing plate III of dividing plate II respectively.Air inlet communicates with inside crankcase, is arranged in right case, is placed in labyrinth chamber I, and is arranged on the oil return opening position bottom labyrinth chamber VI higher than back oil road.Air vent is arranged in left box body, is placed in the upper right side of left box body upper wall, the i.e. tip position of labyrinth chamber VI.Back oil road is arranged in left box body, and the upper top of back oil road is interconnected with labyrinth chamber VI bottom oil return mouth, and lower end outlet communicates with the oil sump of electromotor.
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, dividing plate 1A, dividing plate 2A, dividing plate 3A, dividing plate 4A, dividing plate 5A and dividing plate VI are arranged in left box body.Described dividing plate 1A, dividing plate 2A, dividing plate 3A and dividing plate 5A set gradually from left to right in left box body and are connected with left case labyrinth chamber upper wall.Described dividing plate 4A is arranged between dividing plate 3A and dividing plate 5A, and wherein one end is connected with dividing plate 3A 2/3rds height and position.Described dividing plate VI is arranged between dividing plate 2A and dividing plate 3A, and the two ends of its dividing plate VI are connected with dividing plate 4A junction point, for by die casting integrated formed structure with lower end position and the dividing plate 3A of dividing plate 2A respectively.
As shown in Fig. 2, Fig. 7, dividing plate 1B, dividing plate 2B, dividing plate 3B, dividing plate 4B and dividing plate 5B are arranged in the inner chamber of left cover.Its median septum 1B, dividing plate 2B, dividing plate 3B and dividing plate 5B set gradually from right to left in left cover inner chamber and are connected with left cover labyrinth chamber upper wall.Described dividing plate 4B is arranged between dividing plate 3B and dividing plate 5B, and wherein one end is connected with dividing plate 3B 2/3rds height and position, for by mould integrated formed structure.Size, position set by described dividing plate 1B, dividing plate 2B, dividing plate 3B, dividing plate 4B and dividing plate 5B and shape is corresponding with the dividing plate 1A being arranged in left box body, dividing plate 2A, dividing plate 3A, dividing plate 4A and dividing plate 5A and laminating.
As shown in Figure 6, dividing plate 2C is arranged in the inner chamber of right case, and the two ends of dividing plate 2C are connected with right case labyrinth chamber upper wall and right case labyrinth chamber lower wall respectively, for by die casting integrated formed structure.
Labyrinth chamber upper wall as described in shown in Fig. 2, Fig. 7, Fig. 9 is for mutually being coincide connection structure for splicing by left case labyrinth chamber upper wall, left cover labyrinth chamber upper wall and right case labyrinth chamber upper wall.Front labyrinth chamber lower wall is for mutually being coincide connection structure for splicing by the outer lower wall of left cover labyrinth chamber lower wall and left case labyrinth chamber.Rear labyrinth chamber lower wall is for mutually being coincide connection structure for splicing by left case labyrinth chamber lower inner wall and right case labyrinth chamber lower wall.
Described dividing plate I is for by dividing plate 1A be fitted and connected structure corresponding with dividing plate 1B, and the two ends of dividing plate I are connected with labyrinth chamber upper wall and front labyrinth chamber lower wall respectively；
Described dividing plate II is for be fitted and connected structure by dividing plate 2A, dividing plate 2B and dividing plate 2C correspondence, and the two ends of dividing plate II are connected with labyrinth chamber upper wall and right case labyrinth chamber lower wall respectively；
Described dividing plate III is for by dividing plate 3A be fitted and connected structure corresponding with dividing plate 3B, and the two ends of dividing plate III are connected with labyrinth chamber upper wall and left case labyrinth chamber lower inner wall respectively；
Described dividing plate IV is for be fitted and connected structure by dividing plate 4A is corresponding with dividing plate 4B；
Described dividing plate V is for by dividing plate 5A be fitted and connected structure corresponding with dividing plate 5B, and the two ends of dividing plate V are connected with labyrinth chamber upper wall and left case labyrinth chamber lower inner wall respectively.
Described labyrinth chamber I is to be surrounded, with front labyrinth chamber lower wall, the cavity structure formed by dividing plate I, labyrinth chamber upper wall, described labyrinth chamber II is to be surrounded, with front labyrinth chamber lower wall, the cavity structure formed by dividing plate II, dividing plate III, dividing plate I, dividing plate VI, labyrinth chamber upper wall, and described labyrinth chamber III is to be surrounded, with labyrinth chamber upper wall, the cavity structure formed by dividing plate II, dividing plate III, dividing plate VI.
Described labyrinth chamber IV is to be surrounded, with labyrinth chamber upper wall, the cavity structure formed by dividing plate III, dividing plate IV.
Described labyrinth chamber V is to be surrounded, with rear labyrinth chamber lower wall, the cavity structure formed by dividing plate III, dividing plate IV.
Described labyrinth chamber VI is to be surrounded, with rear labyrinth chamber lower wall, the cavity structure formed by dividing plate V, labyrinth chamber upper wall.
Such as Fig. 8, Fig. 9, shown in Figure 10, its Oil-gas Separation passage of described labyrinth oil gas separator is formed by, mixed oil and gas enters after air inlet successively through labyrinth chamber I from crankcase, clash into oil gas with dividing plate I and enter labyrinth chamber II through initial gross separation, with dividing plate I in labyrinth chamber II, dividing plate II, dividing plate III and dividing plate VI clash into and separate, then Oil-gas Separation passage is divided into two-way, one tunnel is walked around dividing plate VI through dividing plate II successively and is entered labyrinth chamber III, with labyrinth chamber III set by dividing plate clash into separate laggard enter labyrinth chamber VI, in labyrinth chamber VI, carry out oil gas further clash into separation, gas is discharged by air vent；Another road enters chamber IV after entering labyrinth chamber V through dividing plate III, carry out clashing into Oil-gas Separation in labyrinth chamber V, carries out oil gas further and clash into separation in labyrinth chamber VI, and gas is discharged by air vent.
At labyrinth chamber I, labyrinth chamber II, labyrinth chamber III, labyrinth chamber IV and labyrinth chamber V through clashing into the machine oil separated, by lower wall outside left case labyrinth, dividing plate IV landing enters labyrinth chamber VI, the oil return opening bottom labyrinth chamber VI, it is fed back to engine sump tank, it is achieved machine oil recovery by back oil road.
In sum, this utility model reasonable in design, constituted multi-grade oil gas separation structure by labyrinth chamber unit and separator unit, add mixed oil and gas and cabinet wall and effective contact area of dividing plate and clash into number of times, being effectively improved oil-gas separation efficiency and degree, significantly reduce the gas blowby content in machine oil, extend machine oil useful life, reduce engine part abrasion and corrosion, environment protection emission, gas pressure in balance crankshaft case, it is ensured that electromotor reliability of operation and stability.
Claims (8)
- null1. an engine crankcase labyrinth oil gas separator,Including by left cover (8)、Left box body (7) and right case (9) are corresponding in turn to combine the labyrinth chamber unit (10) connected and composed and for the separator unit hindering gaseous mixture to lead directly to，It is characterized in that，Described labyrinth chamber unit (10) is by the labyrinth chamber I (101) being separated to form by separator unit、Labyrinth chamber II (102)、Labyrinth chamber III (103)、Labyrinth chamber IV (104)、Labyrinth chamber V (105) and labyrinth chamber VI (106) composition，Described separator unit includes dividing plate I (1)、Dividing plate II (2)、Dividing plate III (3)、Dividing plate IV (4)、Dividing plate V (5) and dividing plate VI (6),Described dividing plate I (1)、Dividing plate II (2)、Dividing plate III (3) and dividing plate V (5) set gradually from left to right in labyrinth chamber unit (10) and are connected with upper wall in labyrinth chamber (11)，Described dividing plate IV (4) is arranged between dividing plate III (3) and dividing plate V (5),Wherein one end is connected with dividing plate III (3) 2/3rds height and position,Described dividing plate VI (6) is arranged between dividing plate II (2) and dividing plate III (3),The two ends of its dividing plate VI (6) are connected with dividing plate IV (4) junction point with lower end position and the dividing plate III (3) of dividing plate II (2) respectively，Air inlet (14) communicates with inside crankcase,It is arranged in right case (9)，It is placed in labyrinth chamber I (101),And the oil return opening position of labyrinth chamber VI (106) bottom it is arranged on higher than back oil road (16)，Air vent (15) is arranged in left box body (7),It is placed in the upper right side of left box body upper wall (76),The i.e. tip position of labyrinth chamber VI (106)，Back oil road (16) is arranged in left box body (7)，The upper top of back oil road (16) and labyrinth chamber VI (106) Bottom oil return mouth is interconnected, and lower end outlet communicates with the oil sump of electromotor.
- nullA kind of engine crankcase labyrinth oil gas separator the most according to claim 1,It is characterized in that，Dividing plate 1A (71)、Dividing plate 2A (72)、Dividing plate 3A (73)、Dividing plate 4A (74)、Dividing plate 5A (75) and dividing plate VI (6) are arranged in left box body (7)，Described dividing plate 1A (71)、Dividing plate 2A (72)、Dividing plate 3A (73) and dividing plate 5A (75) sets gradually from left to right in left box body (7) and is connected with left case labyrinth chamber upper wall (76)，Described dividing plate 4A (74) is arranged between dividing plate 3A (73) and dividing plate 5A (75)，Wherein one end is connected with dividing plate 3A (73) 2/3rds height and position，Described dividing plate VI (6) is arranged between dividing plate 2A (72) and dividing plate 3A (73),The two ends of its dividing plate VI (6) are connected with lower end position and dividing plate 3A (73) and dividing plate 4A (74) junction point of dividing plate 2A (72) respectively，For by mould integrated formed structure.
- A kind of engine crankcase labyrinth oil gas separator the most according to claim 1, it is characterised in that Dividing plate 1B(81), dividing plate 2B(82), dividing plate 3B(83), dividing plate 4B(84) and dividing plate 5B (85) be arranged in the inner chamber of left cover (8), its median septum 1B(81), dividing plate 2B(82), dividing plate 3B(83) and dividing plate 5B set gradually from right to left in left cover (8) inner chamber and be connected with left cover labyrinth chamber upper wall (86), described dividing plate 4B(84) be arranged on dividing plate 3B(83) and dividing plate 5B (85) between, wherein one end and dividing plate 3B(83) 2/3rds height and positions are connected For by mould integrated formed structure, described dividing plate 1B(81), dividing plate 2B(82), dividing plate 3B(83), dividing plate 4B(84) and dividing plate 5B (85) set by size, position and shape is corresponding with the dividing plate 1A (71) being arranged in left box body (7), dividing plate 2A (72), dividing plate 3A (73), dividing plate 4A (74) and dividing plate 5A (75) and laminating.
- A kind of engine crankcase labyrinth oil gas separator the most according to claim 1, it is characterised in that Dividing plate 2C (91) is arranged in the inner chamber of right case (9), the two ends of dividing plate 2C (91) are connected with right case labyrinth chamber upper wall (92) and right case labyrinth chamber lower wall (93) respectively, for by mould integrated formed structure.
- A kind of engine crankcase labyrinth oil gas separator the most according to claim 1, it is characterised in that Described labyrinth chamber upper wall (11) is for mutually being coincide connection structure for splicing by left case labyrinth chamber upper wall (76), left cover labyrinth chamber upper wall (86) and right case labyrinth chamber upper wall (92), front labyrinth chamber lower wall (12) is for mutually being coincide connection structure for splicing by the outer lower wall (77) of left cover labyrinth chamber lower wall (87) and left case labyrinth chamber, and rear labyrinth chamber lower wall (13) is mutually to be coincide connection structure for splicing by left case labyrinth chamber lower inner wall (78) and right case labyrinth chamber lower wall (93).
- A kind of engine crankcase labyrinth oil gas separator the most according to claim 1, it is characterized in that, described dividing plate I (1) is for by dividing plate 1A(71) and dividing plate 1B (81) correspondence be fitted and connected structure, the two ends of dividing plate I (1) are connected with labyrinth chamber upper wall (11) and front labyrinth chamber lower wall (12) respectively；Described dividing plate II (2) is for by dividing plate 2A(72), dividing plate 2B (82) and dividing plate 2C (91) correspondence be fitted and connected structure, the two ends of dividing plate II (2) are connected with labyrinth chamber upper wall (11) and right case labyrinth chamber lower wall (93) respectively；Described dividing plate III (3) is for by dividing plate 3A(73) and dividing plate 3B (83) correspondence be fitted and connected structure, the two ends of dividing plate III (3) are connected with labyrinth chamber upper wall (11) and left case labyrinth chamber lower inner wall (78) respectively；Described dividing plate IV (4) is for by dividing plate 4A(74) and dividing plate 4B (84) correspondence be fitted and connected structure；Described dividing plate V (5) is for by dividing plate 5A(75) and dividing plate 5B (85) correspondence be fitted and connected structure, the two ends of dividing plate V (5) are connected with labyrinth chamber upper wall (11) and left case labyrinth chamber lower inner wall (78) respectively.
- A kind of engine crankcase labyrinth oil gas separator the most according to claim 1, it is characterized in that, described labyrinth chamber I (101) is to be surrounded, with front labyrinth chamber lower wall (12), the cavity structure formed by dividing plate I (1), labyrinth chamber upper wall (11)；Described labyrinth chamber II (102) is to be surrounded, with front labyrinth chamber lower wall (12), the cavity structure formed by dividing plate II (2), dividing plate III (3), dividing plate I (1), dividing plate VI (6), labyrinth chamber upper wall (11)；Described labyrinth chamber III (103) is to be surrounded, with labyrinth chamber upper wall (11), the cavity structure formed by dividing plate II (2), dividing plate III (3), dividing plate VI (6)；Described labyrinth chamber IV (104) is to be surrounded, with labyrinth chamber upper wall (11), the cavity structure formed by dividing plate III (3), dividing plate IV (4)；Described labyrinth chamber V (105) is to be surrounded, with rear labyrinth chamber lower wall (13), the cavity structure formed by dividing plate III (3), dividing plate IV (4)；Described labyrinth chamber VI (106) is to be surrounded, with rear labyrinth chamber lower wall (13), the cavity structure formed by dividing plate V (5), labyrinth chamber upper wall (11).
- A kind of engine crankcase labyrinth oil gas separator the most according to claim 1, it is characterized in that, its Oil-gas Separation passage of described labyrinth oil gas separator is formed by, mixed oil and gas after crankcase enters air inlet (14) successively through labyrinth chamber I (101), dividing plate I (1) enters labyrinth chamber II (102), then Oil-gas Separation passage is divided into two-way, one tunnel is successively through dividing plate II (2), dividing plate VI (6), labyrinth chamber III (103), dividing plate III (3) enters labyrinth chamber VI (106), another road is through dividing plate III (3), labyrinth chamber V (105), dividing plate IV (4) enters labyrinth chamber VI (106), gas after separation is discharged through air vent (15), oil droplet is fed back to engine sump tank through back oil road (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620328312.XU CN205714346U (en) | 2016-04-19 | 2016-04-19 | A kind of engine crankcase labyrinth oil gas separator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620328312.XU CN205714346U (en) | 2016-04-19 | 2016-04-19 | A kind of engine crankcase labyrinth oil gas separator |
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| CN205714346U true CN205714346U (en) | 2016-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283500A (en) * | 2020-10-10 | 2021-01-29 | 东风商用车有限公司 | Diesel engine flywheel housing system integrating oil-gas coarse and fine separation functions |
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2016
- 2016-04-19 CN CN201620328312.XU patent/CN205714346U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283500A (en) * | 2020-10-10 | 2021-01-29 | 东风商用车有限公司 | Diesel engine flywheel housing system integrating oil-gas coarse and fine separation functions |
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